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kernel add
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#ifndef __ASM_SH_PERF_EVENT_H
#define __ASM_SH_PERF_EVENT_H
struct hw_perf_event;
#define MAX_HWEVENTS 2
struct sh_pmu {
const char *name;
unsigned int num_events;
void (*disable_all)(void);
void (*enable_all)(void);
void (*enable)(struct hw_perf_event *, int);
void (*disable)(struct hw_perf_event *, int);
u64 (*read)(int);
int (*event_map)(int);
unsigned int max_events;
unsigned long raw_event_mask;
const int (*cache_events)[PERF_COUNT_HW_CACHE_MAX]
[PERF_COUNT_HW_CACHE_OP_MAX]
[PERF_COUNT_HW_CACHE_RESULT_MAX];
};
/* arch/sh/kernel/perf_event.c */
extern int register_sh_pmu(struct sh_pmu *);
extern int reserve_pmc_hardware(void);
extern void release_pmc_hardware(void);
#endif /* __ASM_SH_PERF_EVENT_H */
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